Citrix Exam Questions

What is the probable reason the machines were listed as…

Scenario:
The Controller failed in a XenDesktop Site. A Citrix Administrator was able to quickly bring it back
online. Immediately after bringing the Controller back online, another Citrix Administrator noticed
that many virtual machines were listed as Unregistered in Director. What is the probable reason
the machines were listed as Unregistered?

A.
The virtual machines were shutdown.

B.
The virtual machines were suspended.

C.
Windows Firewall is NOT properly configured.

D.
It can take up to 10 minutes for VDAs to reregister.